Bubbling Muck Tweet Lightly Played, English, 11 In stock $2.67 Moderately Played, English, 13 In stock $2.47 Heavily Played, English, 2 In stock $2.11 Details Color: Black Card Text: Until end of turn, whenever a player taps a Swamp for mana, its controller adds B to his or her mana pool. Rarity: C Cost: B Card Type: Sorcery Artist: Greg & Tim Hildebrandt Name: Bubbling Muck Finish: Regular Card Number: 54/144 Set Name: Urza's Destiny